david moore , 25 , went berserk with rafal cegielka , 45 , who was picking up his child .
driver punched a father on the school run then smashed up his car with a hockey stick in front of young children because he was having a ` bad day ' and saw red , a court has heard .
burnley magistrates ' court heard that the pair had both wound down their car windows , when moore then jumped out of his vehicle , and punched mr cegielka through his open car window that